Home / 179,333.22-268,833.68-79,440.18

Finding the Fourth Proportional to 179,333.22, 268,833.68 and 79,440.18

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Solution

The fourth proportional to 179,333.22, 268,833.68 and 79,440.18 is: 119,086.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,333.22 : 268,833.68 = 79,440.18 : x
  2. Step 2: Convert to fraction form
    179,333.22/268,833.68 = 79,440.18/x
  3. Step 3: Cross multiply
    179,333.22x = 268,833.68 × 79,440.18
  4. Step 4: Simplify right side
    179,333.22x = 21,356,195,268.69
  5. Step 5: Solve for x
    x = 21,356,195,268.69/179,333.22
  6. Step 6: Final answer
    x = 119,086.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.